Home / 958,228.20-1,436,823.90-397,319.40

Finding the Fourth Proportional to 958,228.20, 1,436,823.90 and 397,319.40

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Solution

The fourth proportional to 958,228.20, 1,436,823.90 and 397,319.40 is: 595,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,228.20 : 1,436,823.90 = 397,319.40 : x
  2. Step 2: Convert to fraction form
    958,228.20/1,436,823.90 = 397,319.40/x
  3. Step 3: Cross multiply
    958,228.20x = 1,436,823.90 × 397,319.40
  4. Step 4: Simplify right side
    958,228.20x = 570,878,009,853.66
  5. Step 5: Solve for x
    x = 570,878,009,853.66/958,228.20
  6. Step 6: Final answer
    x = 595,764.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.